TY - JOUR AU - A. V. Kolpakov AU - R. N. Kuz'min TI - Phase problem and the correlation properties of X-ray beams JO - Doklady Akademii Nauk PY - 1968 SP - 63 EP - 65 VL - 180 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1968_180_1_a16/ LA - ru ID - DAN_1968_180_1_a16 ER -